The Free On-line Dictionary of Computing (30 December 2018):

Laboratory Virtual Instrument Engineering Workbench
LabVIEW

    (LabVIEW) A package from National Instruments Corp
   originally developed to provide a graphical user interface
   to instruments connected by the IEEE 488 (GPIB) bus.  It has
   powerful graphical editing facilities for defining and
   interconnecting "virtual instruments".

   (1996-04-24)